Yes, check the code base, there's a thing called MRAppMaster for all MR
programs and YARNRunner to enable current JobClient to run on YARN.
On Sun, Jul 14, 2013 at 12:55 PM, Chui-Hui Chiu <[EMAIL PROTECTED]>wrote:
> I have a Hadoop 2.0.5 Alpha cluster. In the etc/hadoop/mapred-site.xml, I
> specify nothing more than that the cluster adopts the YARN architecture so
> that the cluster is a pure YARN cluster.
> I also read the source code of
> "hadoop-mapreduce-examples-2.0.5-alpha.jar". They do not have Clients and
> Application Masters. How are they launched? Is there a default Client and
> an Application Master somewhere else for all kinds of MapReduce programs?